A Smiley Face (and Your Neighbors' Numbers) are Best Way to Save Energy
Graham Hill
|
Posted 05.25.2011
|
Green
Read More:
Energy-Efficient,
Alternative Energy Efficiency,
Positive Energy,
Energy Efficiency,
Co2,
Environment,
Environmentalism,
Green Electricity,
Green News
Ever wondered if those little placards on your hotel room sink, exhorting you to use less water or fewer towels 'for the environment' actually work?
